1444340142334 has 16 divisors (see below), whose sum is σ = 2179163750400. Its totient is φ = 717956776440.

The previous prime is 1444340142317. The next prime is 1444340142353. The reversal of 1444340142334 is 4332410434441.

It is a happy number.

It is a super-2 number, since 2×1444340142334² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1444340142293 and 1444340142302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 501534 + ... + 1772065.

It is an arithmetic number, because the mean of its divisors is an integer number (136197734400).

Almost surely, 2^{1444340142334} is an apocalyptic number.

1444340142334 is a deficient number, since it is larger than the sum of its proper divisors (734823608066).

1444340142334 is a wasteful number, since it uses less digits than its factorization.

1444340142334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275455.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 1444340142334 its reverse (4332410434441), we get a palindrome (5776750576775).

The spelling of 1444340142334 in words is "one trillion, four hundred forty-four billion, three hundred forty million, one hundred forty-two thousand, three hundred thirty-four".